Watercraft management system

摘要

A management system for watercrafts includes a network. A server is connected to the network. A plurality of terminal computers which belong to customers, dealers and watercraft builders join the network. The server manages warranty condition data of each watercraft. The server collects usage status data regarding each watercraft. The server also determines whether the data are different from the data previously collected. The server further establishes the warranty condition data of each watercrafts based upon the determination.